CA521318A - Coded track circuit signalling systems - Google Patents

Coded track circuit signalling systems

Info

Publication number
CA521318A
CA521318A CA521318A CA521318DA CA521318A CA 521318 A CA521318 A CA 521318A CA 521318 A CA521318 A CA 521318A CA 521318D A CA521318D A CA 521318DA CA 521318 A CA521318 A CA 521318A
Authority
CA
Canada
Prior art keywords
track circuit
signalling systems
coded track
circuit signalling
coded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA521318A
Other languages
French (fr)
Inventor
J. Judge Thomas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SPX Corp
Original Assignee
General Railway Signal Co
Publication date
Application granted granted Critical
Publication of CA521318A publication Critical patent/CA521318A/en
Expired legal-status Critical Current

Links

CA521318A Coded track circuit signalling systems Expired CA521318A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA521318T

Publications (1)

Publication Number Publication Date
CA521318A true CA521318A (en) 1956-01-31

Family

ID=35674539

Family Applications (1)

Application Number Title Priority Date Filing Date
CA521318A Expired CA521318A (en) Coded track circuit signalling systems

Country Status (1)

Country Link
CA (1) CA521318A (en)

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